A 15 lb block b starts from rest and slides on the 25 lb, Ask an Expert

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A 15 lb block B starts from rest and slides on the 25 lb wedge A, which is supported by a horizontal surface. Neglecting friction, determine the a) the velocity of B relative to A after it was slid 3 ft down the inclined surface of the wedge. The angle is 30 degrees.

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